Doctor profile · Federal record

Dr. Mary Castro, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Greenwood, SC

  • NPI 1699755595
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1325 Spring St, Anesthesia Dept
Greenwood, SC 296463860
(864) 227-4111
Additional location
7 Independence PT Ste 300
Greenville, SC 296154569
(864) 522-3700
fax (864) 522-3705
Mailing address
300 E McBee Ave Fl 4
Greenville, SC 296012842

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
January 24, 2022
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
South Carolina #R74419
Medicaid
SC #AN1438

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699755595. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
253
Distinct HCPCS
2
Medicare allowed
$16,102
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 230 204 $61
00140 Anesthesia for other procedure on eye 23 21 $86

In context: peer comparison

Among 16 peers in Greenwood Certified Registered Nurse Anesthetist, average services per provider: 59. This provider delivers 4.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Castro's medical specialty?
Dr. Mary Castro practices Certified Registered Nurse Anesthetist in Greenwood, SC.
Where does Dr. Mary Castro practice?
Dr. Mary Castro practices at 1325 Spring St, Greenwood, SC 296463860. Office phone: 8642274111.
What is Dr. Mary Castro's NPI?
Dr. Mary Castro's National Provider Identifier (NPI) is 1699755595, issued by NPPES.
Does Dr. Mary Castro accept Medicare assignment?
Yes. Dr. Mary Castro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Castro commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for other procedure on eye (HCPCS 00140). Source: CMS Medicare Physician & Other Practitioners file.